Doctor profile · Federal record

Dr. Subramanian Krishnan, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Middletown, CT

  • NPI 1528267358
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
420 Saybrook RD
Middletown, CT 064574747
(860) 347-4258

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
November 7, 2019
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Connecticut #047551

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528267358. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,664
Distinct HCPCS
10
Medicare allowed
$214,005
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 511 456 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 459 303 $135
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 426 363 $15
J2785 Injection, regadenoson, 0.1 mg 264 66 $55
99213 Established patient office or other outpatient visit, 20-29 minutes 171 150 $95
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 157 155 $214
A9500 Technetium tc-99m sestamibi, diagnostic, per study dose 154 78 $60
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 86 82 $68
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 76 76 $483
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 61 61 $71

In context: peer comparison

Among 4 peers in Middletown Cardiovascular Disease Physician, average services per provider: 113. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 1 $26.89

By nature of payment

Food and Beverage
$27

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,622
Patients
899
Total drug cost
$837,458
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 438 126 $514,383
Metoprolol Succinate Generic 412 155 $9,407
Atorvastatin Calcium Generic 221 76 $3,533
Amlodipine Besylate Generic 218 80 $2,152
Rosuvastatin Calcium Generic 181 59 $3,539
Furosemide Generic 174 71 $1,062
Metoprolol Tartrate Generic 168 57 $1,774
Lisinopril Generic 152 56 $1,508
Ezetimibe Generic 129 47 $5,504
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 107 37 $3,696

Frequently asked questions

Auto-generated from federal data
What is Dr. Subramanian Krishnan's medical specialty?
Dr. Subramanian Krishnan practices Cardiovascular Disease Physician in Middletown, CT.
Where does Dr. Subramanian Krishnan practice?
Dr. Subramanian Krishnan practices at 420 Saybrook RD, Middletown, CT 064574747. Office phone: 8603474258.
What is Dr. Subramanian Krishnan's NPI?
Dr. Subramanian Krishnan's National Provider Identifier (NPI) is 1528267358, issued by NPPES.
Does Dr. Subramanian Krishnan accept Medicare assignment?
Yes. Dr. Subramanian Krishnan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Subramanian Krishnan commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.